John K.

John K.

Computer Scientist

Niceville, FL, United States

$72.22/hr

(4.43)

What's the difference
Overview

I have developed a wide range of software solutions for a diverse set of employers and clients, including Google, Reputation.com, NASA, US Air Force, US Navy, South Florida Water Management District. From web search to data mining, web sites to truck scales, and hypoxic pilots to Martian rovers, my software solutions have helped people solve their problems. My core skills are in software architecture: design the system right and the implementation flows like water. I am looking for tough prob…

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Work History & Feedback

PDF parser

Fixed Price $778
“Easily the best developer we've worked with on oDesk. He was given a very complex task and completely crushed it. Our full time engineers were blown away by his solution as well as the quality of his code. Brilliant!”

5.00

Ruby on Rails developer, mysql/Linux/cloud

54 hrs @ $33.33/hr
Earned $1,805
“John was a great programmer and did a lot of good work. I would like to continue working with him but I haven't been able to get in touch with him for a couple weeks so I have to find someone else.”

4.40

Mathematician / Dynamic Programming Expert

6 hrs
“John was fantastic - would love to work with him again!”

5.00

Linux Daemon Script Needed (PHP, CentOS)

Fixed Price $222
“Completed task on schedule. Documentation on how to use wasn't complete, but after communicating we were able to clear up how to use. Overall, very happy.”

4.60

need script

Fixed Price $133
“great guy to work with. Very competent.”

5.00

Ruby on Rails Developer

10 hrs @ $72.22/hr
Earned $722
“John is a very good technical person. Even with his pricing, it is definitely worth it as he delivers faster than others.<br />”

5.00

Big data application GURU ( Hadoop to machine learning)

6 hrs @ $72.22/hr
Earned $433
Job in progress

Ruby developer needed to develop backend server app for web-based game

11 hrs @ $72.22/hr
Earned $794
Job in progress

Senior Ruby on Rails or LAMP Developer to build Searchable User-contributed Database

36 hrs @ $72.22/hr
Earned $2,564
Job in progress

Tests Taken
Name Percentile Score

Adobe FrameMaker 8 Test

71

Data Structures Test

98

Data Sufficiency Test

80

HTML 4.01 Test

99

Java Test

61

Perl 5 Test

79

Programming with C Test

98

Programming with C++ Test

88

Python 2.x Test

47

Ruby on Rails Test v1 (Old)

72

SQL Test

98

U.S. English Basic Skills Test

94

Unix Test

92